A stunning video of a 'pyramid-shaped' UFO 'zig-zagging' close to commercial planes has been posted online.
The bizarre craft was captured in videos and about 50 images by a man in Canada after he saw it 'zig-zagging' and circling through the sky.
Now UFO hunters Secure Team 10 have posted the footage online in an effort to solve the mystery surrounding the strange sighting.
The clip was originally posted by Cryptozoology News, which reported that a 56-year-old man from Ontario, named Paul Shishis, had spotted the UFO in Scarborough, Ontario.
Alien hunter Tyler Glockner, of Secure Team 10 , said: "We have a very mysterious, new UFO sighting that was emailed to me.
To read more and view the video, click here.